Jan 31, 2013 2:30pm PST
fought. the u.s. navy plans to dismantle the minesweeper that ran aground on a coral reef in the philippine waters. they want to break it up to prevent further damage to a world heritage marine park. there is no anger over the incident. >> the u.s.s. guardian, completely stuck on one of the world's most diverse coral reefs. initially, the americans wanted to save the ship and remove it intact but they now say the best and safest strategy is to break it into pieces. the main priority is to minimize the risk of further damage. something the philippine officials have been quick to point out. >> our first goal is to remove that and make sure there is no more damage. >> the reef is a united nation'' world heritage site in the middle of the sea. one of the best diving spots in the world. marine species congregate around the coral. sharks, turtles, and man to raise our of frequent visitors. the world wildlife fund believe that this has caused extensive damage. "from what we have seen, the damage spans over 1600 square meters. so, the research we have conducted has proven that it
Feb 4, 2013 2:30pm PST
background checks from two local law enforcement officials. >> brown: then, we have the story of a navy seal, a sniper in the iraq war and best-selling author who was gunned down by a fellow veteran at a shooting range in texas. >> ifill: margaret warner looks at how ancient manuscripts in mali were saved, hidden from destruction during the conflict with islamist rebels. >> brown: what makes a great teacher? hari sreenivasan reports on a charter school in connecticut that uses a checklist to evaluate and keep the best of them in the classroom. >> we have parents, students, peer and principal surveys, so the teachers are really getting a whole 360 take on what they are doing well and what they need to improve. >> ifill: the 500-year-old bones unearthed in a parking lot in england are those of king richard iii. john burns of the "new york times" fills us in. >> brown: and we close with a conversation with a master of the short story, writer george saunders.